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Class Information
Number: 425/2
Name: Plastic article or earthenware shaping or treating: apparatus > Shaping means employing anatomical body or portion thereof (i.e., animal or plant)
Description: Apparatus in which a portion of a plant or animal body structure is employed as an impression pattern to impart its shape to a molding material.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
4182507 Mold for casting articulated castings from registered dental impressions Jan. 8, 1980
4139337 Apparatus for the manufacture of orthopedic insoles Feb. 13, 1979
4131401 Ophthalmic mold device Dec. 26, 1978
4091067 Process for producing an aural communications receiving device May. 23, 1978
4012026 Apparatus for forming plaques Mar. 15, 1977
3992721 Safety helmet with individualized head-contoured inter-liner Nov. 23, 1976

1 2 3

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